package com.lam.system.controller;

import java.util.Collections;
import java.util.List;
import java.util.Map;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import com.alibaba.excel.write.handler.WriteHandler;
import com.lam.common.base.controller.BaseController;
import com.lam.common.base.domain.Result;
import com.lam.common.components.dict.DictCacheUtils;
import com.lam.common.components.dict.annotation.DictAutoTransfer;
import com.lam.common.components.dict.constant.DictTypeEnum;
import com.lam.common.components.easyexcel.export.DownloadUtil;
import com.lam.common.components.easyexcel.imp.ImportUtil;
import com.lam.common.constant.SystemConstant;
import com.lam.common.utils.StringUtils;
import com.lam.common.validate.ValidateUtil;
import com.lam.common.validate.group.Add;
import com.lam.common.validate.group.Update;
import com.lam.common.validate.model.ValidOperType;
import com.lam.framework.annotation.ParamInject;
import com.lam.framework.bean.entity.SysDict;
import com.lam.framework.operLog.annotation.Log;
import com.lam.framework.operLog.enums.BusinessType;
import com.lam.system.entity.imp.SysDictImp;
import com.lam.system.listener.UploadSysDictListener;
import com.lam.system.param.SysDictParam;
import com.lam.system.service.SysDictService;

/**
 * 字典配置Controller
 * 
 * @author admin
 * @date 2022-09-19
 */
@Log(title = "字典配置")
@ParamInject
@RestController
@RequestMapping("/${adminPath}/sys/dict")
public class SysDictController extends BaseController {

    @Autowired
    private SysDictService sysDictService;

    /**
	 * 获取字典数据
	 * @param dictCode 字典code
	 * @param dicttype 字典类型
	 * @return
	 */
	@Log(oper = "字典数据查询")
	@GetMapping("/dictItems")
	public Result getDictItems(@RequestParam String dictCode, @RequestParam String dictType) {
		
		if(StringUtils.isBlank(dictCode)) {
			return Result.ok(Collections.emptyList());
		}
		if(DictTypeEnum.TABLE_DICT == DictTypeEnum.valueFrom(dictType)) {
			return Result.ok(DictCacheUtils.getTableDictCache(dictCode));
		}
		return Result.ok(DictCacheUtils.getDictCache(dictCode));
	}
	
    /**
     * 查询字典配置列表
     */
    @Log(oper="分页查询")
    @DictAutoTransfer
    @PreAuthorize("@ss.hasPm('sys:dict:list')")
    @GetMapping("/list")
    public Result list(SysDictParam param) {
    
        startPage();
        List<SysDict> list = sysDictService.selectList(param);
        return Result.ok(getTableData(list));
    }
    
    /**
     * 导出字典配置列表
     */
    @PreAuthorize("@ss.hasPm('sys:dict:export')")
    @Log(businessType = BusinessType.EXPORT)
    @GetMapping("/export")
    public Result export(SysDictParam param) {
    
        withOrderBy();
        List<SysDict> list = sysDictService.selectList(param);
        return Result.ok(DownloadUtil.exportExcel("字典配置导出", list, SysDict.class));
    }
    
    @Log(businessType = BusinessType.EXPORT, oper = "下载导入模板")
    @PreAuthorize("@ss.hasPm('sys:dict:import')")
    @GetMapping("/downloadTemplate")
    public Result downloadTemplate() {
        WriteHandler headRowCommentWriteHandler = ImportUtil.getHeadRowCommentWriteHandler(SysDictImp.class, SysDict.class, Add.class);
        WriteHandler dropDownWriteHandler = ImportUtil.getDropDownWriteHandler(SysDictImp.class, Add.class);
        return Result.ok(DownloadUtil.exportExcel("字典配置导入模板", Collections.emptyList(), SysDictImp.class, 
            headRowCommentWriteHandler, dropDownWriteHandler));
    }
    
    @Log(businessType = BusinessType.IMPORT)
    @PreAuthorize("@ss.hasPm('sys:dict:import')")
    @PostMapping("/importData")
    public Result importData(MultipartFile file, boolean updateSupport) {
        
        logger.info("字典配置数据导入, 开始接收文件数据...");
        UploadSysDictListener readListener = new UploadSysDictListener(sysDictService);
        readListener.setUpdateSupport(updateSupport);
        ImportUtil.importData("字典配置", file, readListener);
        Map<String, Object> data = readListener.getOperResult();
        data.put("originalFilename", file.getOriginalFilename());
        return Result.ok(data);
    }
    
    /**
     * 获取字典配置详细信息
     */
    @DictAutoTransfer
    @Log(oper="根据ID查询")
    @PreAuthorize("@ss.hasPm('sys:dict:query')")
    @GetMapping("/{id}")
    public Result getInfo(@PathVariable("id") String id) {
    
        return Result.ok(sysDictService.selectById(id));
    }
    
    /**
     * 新增字典配置
     */
    @PreAuthorize("@ss.hasPm('sys:dict:add')")
    @Log(businessType = BusinessType.INSERT)
    @PostMapping
    public Result add(@Validated(Add.class) @RequestBody SysDict sysDict) {
    
    	ValidateUtil.validUnique(sysDict, ValidOperType.ADD, SystemConstant.UNIQUE_DICT_CODE, "字典编码已存在！");
        return toAjax(sysDictService.insert(sysDict));
    }
    
    /**
     * 修改字典配置
     */
    @PreAuthorize("@ss.hasPm('sys:dict:edit')")
    @Log(businessType = BusinessType.UPDATE)
    @PutMapping
    public Result edit(@Validated(Update.class) @RequestBody SysDict sysDict) {
    
    	ValidateUtil.validUnique(sysDict, ValidOperType.UPDATE, SystemConstant.UNIQUE_DICT_CODE, "字典编码已存在！");
        return toAjax(sysDictService.update(sysDict));
    }
    
    /**
     * 删除字典配置
     */
    @PreAuthorize("@ss.hasPm('sys:dict:remove')")
    @Log(businessType = BusinessType.DELETE)
    @DeleteMapping("/{id}")
    public Result remove(@PathVariable String id) {
    
        return toAjax(sysDictService.deleteById(id));
    }
    
    /**
	 * 刷新缓存
	 *
	 * @return Result
	 */
    @PreAuthorize("@ss.hasPm('sys:dict:refleshCache')")
    @Log(businessType = BusinessType.DELETE, oper = "清理字典缓存")
    @GetMapping("/refleshCache")
	public Result refleshCache() {
		DictCacheUtils.clearDictCache();
		DictCacheUtils.clearTableDictCache();
		return Result.ok();
	}

}
